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Railway Cables
RAILFEEDER Railway Power & Control Cables
Point Heating Cables to NR/SP/ELP/40045
Application
Point Heating Cables are designed for power distribution in points heating system. These heavy duty cables
offer protection from abrasion and mechanical impact whilst maintaining fl exibility to ease installation.
Construction
Conductors: Class 5 tinned copper conductors to BS 6360.
Insulation： EPR type GP4 to BS 7655.
Sheath： PCP type EM2 to BS 7655.
Reference Standards
NR/SP/ELP/40045 (formerly RT/E/PS/40045)
BS 7919
UNE 21027
Electrical Characteristics at 20℃
| Nominal Conductor Cross Section | mm² | 1.5 | 2.5 | 4.0 | 6.0 |
|---|---|---|---|---|---|
| Maximum DC Conductor Resistance | Ω/km | 13.7 | 8.21 | 5.09 | 3.39 |
| Voltage Rating | KV | 0.3/0.5 | |||
Mechanical and Thermal Properties
Minimum Bending Radius: 7.5×OD
Temperature Range:-30℃ to +70℃ (during operation);
-10℃ +55℃ (during installation)
Core Identification
4cores: yellow, yellow, blue, blue
8cores: yellow, yellow, blue, blue, Brown, brown, black, black
Dimensions And Weight
| Cable Code | No. of cores& Nominal Conductor Cross Sectional Area No.×mm² |
No. & Nominal Diameter of Strands No/mm |
Nominal Thickness of Insulation mm |
Nominal Overall Diameter mm |
Nominal Weight kg/km |
|---|---|---|---|---|---|
| RF40045-H05RNF-300/500V-4G1.5 | 4×1.5 | 30/0.25 | 0.8 | 14.3 | 220 |
| RF40045-H05RNF-300/500V-4G2.5 | 4×2.5 | 50/0.25 | 0.9 | 16.5 | 390 |
| RF40045-H05RNF-300/500V-4G4 | 4×4.0 | 56/0.30 | 1.0 | 18.5 | 420 |
| RF40045-H05RNF-300/500V-8G1.5 | 8×1.5 | 30/0.25 | 0.8 | 18.5 | 460 |
| RF40045-H05RNF-300/500V-8G2.5 | 8×2.5 | 50/0.25 | 0.9 | 21.4 | 510 |
| RF40045-H05RNF-300/500V-8G4 | 8×4.0 | 56/0.25 | 1.0 | 23.6 | 830 |
| RF40045-H05RNF-300/500V-8G6 | 8×6.0 | 84/0.30 | 1.0 | 25.6 | 1040 |
| RF40045-H05RNF-300/500V-8G10 | 8×10.0 | 75/0.40 | 1.2 | 31.7 | 1799 |
| RF40045-H05RNF-300/500V-8G16 | 8×16.0 | 118/0.40 | 1.2 | 36.2 | 2480 |
Note: The parameters listed above are nominal values as per cable standards. Actual values may vary due to material and manufacturing process variations. For precise specifications or customized requirements, please contact us for further information